`text{1. A woman who told me you were busy answered the phone}`
`text{2. The bus which I take to school every morning is always crowded}`
`text{3. They are singing a song which I don't know}`
`text{4. A man who was very helpful spoke to me}`
`text{5. A midwife is a woman who assists other women in childbirth}`
`text{6. They are the children whose team won the match}`
`text{7. The house which has the green shutters is for sale}`
`text{8. My farther bought a motorbike which costs 2 thousand dollars}`
`text{9. They are the postcards which I sent from Australia}`
`text{10. The house which doesn't have electricity has been built in the forest}`
`text{11. The girl who arrived here at 6:30 chatted with him yesterday}`
`text{12. I'm reading the book which I bought in London in 1996}`
`text{13. Trang couldn't come to the party, which was perfectly true}`
`text{14. Do you know the girl whom Tom is talking to?}`
`text{15. Tuan, who comes from Vietnam, speaks English very well}`
`text{16. The man who was really polite invited me to his party}`
`text{17. A lion is an animal which lives in Africa}`
`text{18. I have a class which begins at 8 am}`
`text{19. A globe is a ball which has a map of the world on it}`
`text{20. The soup which I had for lunch was too salty}`
`text{21. We are visiting Ha Long, which is in the north of Vietnam}`
`text{22. My father who has gone to abroad is an doctor.}`
`text{23. Ms Kim Anh, whom you talked with yesterday, will be our History teacher next semester.}`
`text{24. The watch which is in the bathroom belongs to Lam}`
`text{25. Do you know the new student whose name I can't remember?}`
`text{26. Mary, who didn't hear the phone, is a bit deaf}`
`text{27. Tomorrow we'll meet Peter, who has 2 brothers and one sister}`
`text{28. We are talking to Viet Nam, which has a population of 87 million people}`
`text{29. We are talking to Viet Nam, which has a population of 87 million people}`
`text{30. I should phone the man whose car I borrowed yesterday}`